File: Attachment 20260528_Press_Release_Announce Financing.pdf

World Blockchain Corp. (formerly "Cascadia Blockchain Group Corp.")

World Blockchain Corp. Announces Private Placement

VANCOUVER, B.C. May 28, 2026 - World Blockchain Corp. (the "Company" or "WBG") (CSE: WBG) is pleased to announce that it intends to undertake a private placement financing (the "Financing") to raise gross proceeds of up to $300,000 through issuance of up to 18,750,000 common shares at a price of $0.16 per share. The closing shall occur on the date as may be determined by the Company in its sole discretion.

All securities issued in connection with the Financing are subject to a statutory hold period expiring four months and one day after the closing of the Financing. Completion of the Financing is subject to regulatory approval.

The Company intends to use the proceeds of the Financing towards general working capital and to explore business opportunities.

None of the securities issued have been registered under the United States Securities Act of 1933, as amended (the "1933 Act"), and none of them may be offered or sold in the United States absent registration or an applicable exemption from the registration requirements of the 1933 Act. This press release shall not constitute an offer to sell or a solicitation of an offer to buy nor shall there be any sale of the securities in any state where such offer, solicitation, or sale would be unlawful.

For further information, please contact:

Hanxuan Wu Director info@worldblockchain.group

www.worldblockchain.group

The CSE does not accept responsibility for the adequacy or accuracy of this release.